Separate the normal and edit versions of tile composables

The logic for both versions is different enough that separating them heavily simplifies each implementation
Also changes the available tile grid in Edit mode to use a normal column instead of a lazy grid to fix a scrolling bug

Bug: 363000068
Flag: com.android.systemui.qs_ui_refactor
Test: Using QSActivity
Change-Id: Ia86a39026bf4114549c7fe9ab9f8b21794a0e18a